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-rw-r--r--REORG.TODO/elf/tst-nodelete-opened.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/REORG.TODO/elf/tst-nodelete-opened.c b/REORG.TODO/elf/tst-nodelete-opened.c
new file mode 100644
index 0000000000..d71efa4603
--- /dev/null
+++ b/REORG.TODO/elf/tst-nodelete-opened.c
@@ -0,0 +1,68 @@
+/* Verify that an already opened DSO opened agained with RTLD_NODELETE actually
+ sets the NODELETE flag.
+
+ Copyright (C) 2015-2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <dlfcn.h>
+#include <stdio.h>
+
+int
+do_test (void)
+{
+ void *h1 = dlopen ("$ORIGIN/tst-nodelete-opened-lib.so", RTLD_LAZY);
+ if (h1 == NULL)
+ {
+ printf ("h1: failed to open DSO: %s\n", dlerror ());
+ return 1;
+ }
+
+ void *h2 = dlopen ("$ORIGIN/tst-nodelete-opened-lib.so",
+ RTLD_LAZY | RTLD_NODELETE);
+ if (h2 == NULL)
+ {
+ printf ("h2: failed to open DSO: %s\n", dlerror ());
+ return 1;
+ }
+
+ int *foo = dlsym (h2, "foo_var");
+ if (foo == NULL)
+ {
+ printf ("failed to load symbol foo_var: %s\n", dlerror ());
+ return 1;
+ }
+
+ if (dlclose (h1) != 0)
+ {
+ printf ("h1: dlclose failed: %s\n", dlerror ());
+ return 1;
+ }
+
+ if (dlclose (h2) != 0)
+ {
+ printf ("h2: dlclose failed: %s\n", dlerror ());
+ return 1;
+ }
+
+ /* This FOO dereference will crash with a segfault if the DSO was
+ unloaded. */
+ printf ("foo == %d\n", *foo);
+
+ return 0;
+}
+
+#include <support/test-driver.c>